When you open the hatch, towards the very end of it (like under the spoiler), there's a plastic part. Inside the plastic part, there's a weight of some sort. A lot of people are reporting that's the problem.
The best way to find out is to sit inside the trunk..
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Kenwood DDX616 | Polk DB6501 | Llumar 23% tint | STi-R Clear Lens
SSR Type-F | F.I. 18" CF | Stillen Gen 3 | KW V3
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